--- /dev/null
+#include "stb_rect_pack.h"
+#define STB_TRUETYPE_IMPLEMENTATION
+#include "stb_truetype.h"
+#include "stb_image_write.h"
+
+#ifdef TT_TEST
+
+#include <stdio.h>
+
+char ttf_buffer[1<<25];
+unsigned char output[512*100];
+
+void debug(void)
+{
+ stbtt_fontinfo font;
+ fread(ttf_buffer, 1, 1<<25, fopen("c:/x/lm/LiberationMono-Regular.ttf", "rb"));
+ stbtt_InitFont(&font, ttf_buffer, 0);
+
+ stbtt_MakeGlyphBitmap(&font, output, 6, 9, 512, 5.172414E-03f, 5.172414E-03f, 54);
+}
+
+#define BITMAP_W 256
+#define BITMAP_H 512
+unsigned char temp_bitmap[BITMAP_H][BITMAP_W];
+stbtt_bakedchar cdata[256*2]; // ASCII 32..126 is 95 glyphs
+stbtt_packedchar pdata[256*2];
+
+int main(int argc, char **argv)
+{
+ stbtt_fontinfo font;
+ unsigned char *bitmap;
+ int w,h,i,j,c = (argc > 1 ? atoi(argv[1]) : 34807), s = (argc > 2 ? atoi(argv[2]) : 32);
+
+ //debug();
+
+ // @TODO: why is minglui.ttc failing?
+ fread(ttf_buffer, 1, 1<<25, fopen(argc > 3 ? argv[3] : "c:/windows/fonts/mingliu.ttc", "rb"));
+
+ //fread(ttf_buffer, 1, 1<<25, fopen(argc > 3 ? argv[3] : "c:/x/DroidSansMono.ttf", "rb"));
+ {
+ static stbtt_pack_context pc;
+ static stbtt_packedchar cd[256];
+ static unsigned char atlas[1024*1024];
+
+ stbtt_PackBegin(&pc, atlas, 1024,1024,1024,1,NULL);
+ stbtt_PackFontRange(&pc, ttf_buffer, 0, 32.0, 0, 256, cd);
+ stbtt_PackEnd(&pc);
+ }
+
+#if 0
+ stbtt_BakeFontBitmap(ttf_buffer,stbtt_GetFontOffsetForIndex(ttf_buffer,0), 40.0, temp_bitmap[0],BITMAP_W,BITMAP_H, 32,96, cdata); // no guarantee this fits!
+ stbi_write_png("fonttest1.png", BITMAP_W, BITMAP_H, 1, temp_bitmap, 0);
+
+ {
+ stbtt_pack_context pc;
+ stbtt_PackBegin(&pc, temp_bitmap[0], BITMAP_W, BITMAP_H, 0, 1, NULL);
+ stbtt_PackFontRange(&pc, ttf_buffer, 0, 20.0, 32, 95, pdata);
+ stbtt_PackFontRange(&pc, ttf_buffer, 0, 20.0, 0xa0, 0x100-0xa0, pdata);
+ stbtt_PackEnd(&pc);
+ stbi_write_png("fonttest2.png", BITMAP_W, BITMAP_H, 1, temp_bitmap, 0);
+ }
+
+ {
+ stbtt_pack_context pc;
+ stbtt_pack_range pr[2];
+ stbtt_PackBegin(&pc, temp_bitmap[0], BITMAP_W, BITMAP_H, 0, 1, NULL);
+
+ pr[0].chardata_for_range = pdata;
+ pr[0].first_unicode_char_in_range = 32;
+ pr[0].num_chars_in_range = 95;
+ pr[0].font_size = 20.0f;
+ pr[1].chardata_for_range = pdata+256;
+ pr[1].first_unicode_char_in_range = 0xa0;
+ pr[1].num_chars_in_range = 0x100 - 0xa0;
+ pr[1].font_size = 20.0f;
+
+ stbtt_PackSetOversampling(&pc, 2, 2);
+ stbtt_PackFontRanges(&pc, ttf_buffer, 0, pr, 2);
+ stbtt_PackEnd(&pc);
+ stbi_write_png("fonttest3.png", BITMAP_W, BITMAP_H, 1, temp_bitmap, 0);
+ }
+ return 0;
+#endif
+
+ stbtt_InitFont(&font, ttf_buffer, stbtt_GetFontOffsetForIndex(ttf_buffer,0));
+ bitmap = stbtt_GetCodepointBitmap(&font, 0,stbtt_ScaleForPixelHeight(&font, (float)s), c, &w, &h, 0,0);
+
+ for (j=0; j < h; ++j) {
+ for (i=0; i < w; ++i)
+ putchar(" .:ioVM@"[bitmap[j*w+i]>>5]);
+ putchar('\n');
+ }
+ return 0;
+}
+#endif